Current smoker | Ex smoker | Never smoker | Total | |
---|---|---|---|---|
Wheeze | 44.7 (628/1405) | 23.6 (134/568) | 20.8 (309/1488) | 30.9 (1071/3461) |
Adjusted odds ratio (95% CI) | 3.00 (2.52 to 3.56) | 1.2 (0.95 to 1.52) | 1 | |
Cough | 43.9 (620/1411) | 28.0 (158/565) | 28.6 (426/1488) | 34.8 (1071/3464) |
Adjusted odds ratio (95% CI) | 1.96 (1.66 to 2.30) | 0.95 (0.77 to 1.19) | 1 | |
Shortness of breath | 14.7 (208/1411) | 8.3 (47/566) | 8.4 (126/1492) | 11.0 (381/3469) |
Adjusted odds ratio (95% CI) | 1.74 (1.36 to 2.23) | 0.94 (0.66 to 1.33) | 1 | |
Chest tightness | 28.2 (397/1408) | 18.1 (102/565) | 15.2 (227/1492) | 21.0 (726/3465) |
Adjusted odds ratio (95% CI) | 2.10 (1.73 to 2.54) | 1.24 (0.96 to 1.60) | 1 | |
History of hay fever/eczema | 32.5 (460/1414) | 35.0 (199/565) | 37.2 (556/1493) | 35.0 (1215/3476) |
Adjusted odds ratio (95% CI) | 0.86 (0.74 to 1.02) | 0.93 (0.75 to 1.14) | 1 | |
Family history of asthma | 61.1 (860/1408) | 55.3 314/568) | 54.0 (802/1486) | 57.1 (1976/3462) |
Adjusted odds ratio (95% CI) | 1.30 (1.11–1.52) | 1.06 (0.87–1.29) | 1 | |
Likely asthma | 23.9 (327/1368) | 12.7 (71/560) | 12.6 (184/1457) | 17.2 (582/3385) |
Adjusted odds ratio (95% CI) | 2.07 (1.68 to 2.54) | 1.00 (0.75 to1.35) | 1 |